V48C12C75BG2

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DC-DC converters are widely used in aerospace engineering, consumer electronics, and automotive industries. The V48C12C75BG2 is a popular device designed specifically for automotive applications, such as automotive junction boxes, automotive accessory power supplies, and emergency light back-up systems. This converter offers several advantages over traditional converters, including greater efficiency, higher power density, better temperature stability, and improved power accuracy.

The V48C12C75BG2 is a multi-phase DC-DC converter designed to operate at both 12V and 48V input voltages. It is available in two different packages, one with a footprint of 0.635 inches square, and the other with a 0.86 inch footprint. The converter is capable of delivering up to 75 watts of power, and up to 95% efficiency. It is also equipped with a wide range of protection features, including overvoltage, undervoltage, and overload protection.

The V48C12C75BG2 has an isolated module design, which ensures that the voltage regulation circuit and Switching-Power MOSFETs remain isolated from each other. This helps to reduce electromagnetic interference and increases the reliability of the converter. The converter also has an active current share capability, allowing it to more efficiently distribute the output power between multiple phases.

The working principle of V48C12C75BG2 is based on the concept of the buck converter. A Pulse Width Modulated (PWM) signal is applied to the power switches to generate a pulsed AC signal at the input. The transformer then converts the AC signal to a stepped DC waveform, which is then rectified and regulated by a voltage regulator circuit.

The V48C12C75BG2 is designed to be highly efficient, even when operating at low inputs. The converter uses advanced power savings and frequency switching technology to keep the power delivery constant even when input voltage fluctuates. In addition, the converter features a low magnetizing current and low output ripple voltage, allowing it to meet automotive EMC requirements.

The V48C12C75BG2 is designed to offer high reliability, thanks to its wide range of safeguards. The converter features current limiting, overvoltage and undervoltage protection, thermal shutdown, and a thermal monitoring system. These features help to ensure that the converter can operate without interruption, and can withstand harsh environmental conditions.

Overall, the V48C12C75BG2 is a reliable and efficient DC-DC converter, especially suited for automotive applications. Thanks to its wide input voltage range, active current share capability, and sophisticated protection features, it is capable of delivering precise voltage and current output, even under challenging conditions. Additionally, its high power density and low output ripple make it a suitable choice for automotive junction boxes, automotive accessory power supplies, and emergency lighting systems.

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